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36 Cards in this Set
- Front
- Back
A group of specialized cells with the same structure and function.
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tissue
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A structure that contains at least two types of tissue that work together to perform a specific function.
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organ
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_______ is the smallest unit of any organism
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a cell
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Single-celled organisms have only one cell. Multicellular organisms are more complex. They are made up of many kinds ?.
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of cells that have different functions
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There are four tissue types in the human body: Name them
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epithelial tissue, connective tissue, muscle tissue, and nerve tissue
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__________ ________ contains cells that are packed tightly together.
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Epithelial tissue
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_____ ______ lines your internal organs, helping them to carry out their functions while protecting the other tissues in the organ.
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Epithelial tissue
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______ ______ adds support and structure to the body, fills spaces, and stores fat
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Connective tissue
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Blood, bone, cartilage, and fat cells all form ______ _________.
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connective tissue.
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_______ _______ is like elastic. Its job is to contract and relax.
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Muscle tissue
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There are three types of ______ tissue.
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muscle
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__________ muscle moves the bones of the skeleton when directed by the brain to do so
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Skeletal
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________ muscle does involuntary movements such as breathing.
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Smooth
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__________ muscle contracts to move blood around the body.
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Cardiac
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________ tissue is found in the brain, the spinal cord, nerves and sensory receptors.
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Nerve
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_________ send messages to and from the brain and the spinal cord.
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Nerves
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Some messages are controlled by the ____A____. But some messages through the spinal cord are ___B____.
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A. brain
B. reflexes. |
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An _______ is a structure made up of at least two types of tissues that work together to perform a specific job in the body.
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organ
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The ______ is often compared to a computer.
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brain
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The ________ works like a pump to send blood through your body.
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heart
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______ ______ are like pipelines that transport blood.
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Blood vessels
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________ enable you to breathe to take in the oxygen your cells need.
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Lungs
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Some organs help you react to your surroundings. These are your sense organs—name them (5).
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ears, eyes, nose, tongue, and skin
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The job of the _________ is to break down food into smaller units that cells can take up.
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stomach
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The main job of the _____ _____ is to absorb nutrients from the food.
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small intestine
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Most organs are protected and supported by ______ ________
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connective tissue
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Organs also get messages from the brain by_____A____ tissue, and they move through the action of ___B_____ tissue
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A. nerve
B muscle |
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An _______ system is a group of organs that work together to perform a specific function.
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organ system
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the _________ system processes everything you eat.
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digestive
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Name the parts of the digestive system
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esophagus,liver, pancreas, stomach, small intestine, large intestine
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Enzymes in _____ start digestion of some foods
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saliva
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The ________ squeezes the food, breaking it into smaller pieces.
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stomach
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Stomach acid and enzymes turn the food into a creamy liquid that can be moved into the ______ _______
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small intestine.
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Chemicals from the ______ and _______ flow into the small intestine.
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liver and pancreas
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The food is further digested, and its nutrients are absorbed, along with water, through the wall of the _____ ______ into the blood.
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small intestine
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The waste, or food parts that the body can’t use, is sent into the _____ ______, where more of the water as well as vitamins and minerals are absorbed. The waste is then eliminated, or passed from the body.
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large intestine
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